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Confined Space Entry Permit

- [ ] Grain bin/silo

RanchSafety Team January 20, 2026 5 min read

Confined Space Entry Permit

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Section 1: Space Identification

  • [ ] Manure pit/storage
  • [ ] Well/cistern
  • [ ] Fuel tank
  • [ ] Water tank
  • [ ] Septic tank
  • [ ] Other: _________________
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Section 2: Personnel

Entry Team

RoleNameTraining DateSignature
Entry Supervisor
Authorized Entrant #1
Authorized Entrant #2
Attendant (Standby)
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Section 3: Hazard Assessment

Atmospheric Hazards

HazardPresent?Controlled?Method
Oxygen deficiency (<19.5%)Y / NY / N / NA
Oxygen enrichment (>23.5%)Y / NY / N / NA
Flammable gases/vaporsY / NY / N / NA
Hydrogen sulfide (H₂S)Y / NY / N / NA
Carbon monoxide (CO)Y / NY / N / NA
Methane (CH₄)Y / NY / N / NA
AmmoniaY / NY / N / NA
Other toxic gasesY / NY / N / NA

Physical Hazards

HazardPresent?Controlled?Method
Engulfment (grain, liquid, etc.)Y / NY / N / NA
Entrapment (converging walls)Y / NY / N / NA
Fall hazardY / NY / N / NA
Mechanical hazards (augers, etc.)Y / NY / N / NA
Electrical hazardsY / NY / N / NA
Thermal hazards (heat/cold)Y / NY / N / NA
NoiseY / NY / N / NA
Slippery surfacesY / NY / N / NA
Other: _________________Y / NY / N / NA
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Section 4: Atmospheric Testing

|------------|----------------|------------------|-----------------| | 4-Gas Monitor | | | | | Other: | | | |

Pre-Entry Test Results

ParameterReadingAcceptable RangePass?
Oxygen (O₂)_____ %19.5% - 23.5%Y / N
LEL_____ %< 10%Y / N
Hydrogen Sulfide (H₂S)_____ ppm< 10 ppmY / N
Carbon Monoxide (CO)_____ ppm< 25 ppmY / N

Continuous Monitoring Required?

  • [ ] Yes - continuous monitoring during entry
  • [ ] No - periodic testing at _____ minute intervals

Periodic Test Results (if applicable)

TimeO₂ %LEL %H₂S ppmCO ppmTester Initials
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Section 5: Ventilation

Ventilation Requirements

  • [ ] Natural ventilation sufficient
  • [ ] Mechanical ventilation required
  • [ ] Continuous ventilation during entry
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Section 6: Energy Isolation (Lockout/Tagout)

Equipment to be Isolated

EquipmentEnergy SourceIsolation PointLock #

Lockout Verification

  • [ ] All energy sources identified
  • [ ] All equipment locked out
  • [ ] Lockout verified by: _________________ Time: _________________
  • [ ] Zero-energy state confirmed
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Section 7: Personal Protective Equipment

Required PPE (check all that apply)

PPE ItemRequired?Available?Condition OK?
Hard hat[ ][ ][ ]
Safety glasses/goggles[ ][ ][ ]
Face shield[ ][ ][ ]
Respirator (type: _______)[ ][ ][ ]
SCBA[ ][ ][ ]
Gloves (type: _______)[ ][ ][ ]
Protective clothing[ ][ ][ ]
Safety boots[ ][ ][ ]
Full body harness[ ][ ][ ]
Retrieval line[ ][ ][ ]
Hearing protection[ ][ ][ ]
Other: _____________[ ][ ][ ]
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Section 8: Rescue Equipment and Procedures

Rescue Equipment On-Site

EquipmentAvailable?LocationCondition OK?
Tripod/davit arm[ ][ ]
Mechanical retrieval device[ ][ ]
Retrieval line attached to entrant[ ][ ]
Rescue harness[ ][ ]
First aid kit[ ][ ]
Communication device[ ][ ]
Fire extinguisher[ ][ ]

Rescue Plan

  • [ ] Entry rescue by trained personnel
  • Response time: _________________ minutes
  • Contact: _________________ Phone: _________________
  • Nearest hospital: _________________
  • Distance/time: _________________
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Section 9: Communication

Communication Methods

  • [ ] Voice - line of sight
  • [ ] Voice - hearing distance
  • [ ] Two-way radio
  • [ ] Hard-wired communication
  • [ ] Hand signals (defined below)
  • [ ] Rope signals (defined below)

Signal Definitions

SignalMeaning
OK / Continue
Stop work
Emergency - evacuate immediately
Need assistance (non-emergency)

Communication Check

  • [ ] Communication tested and working
  • [ ] Backup communication available
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Section 10: Hot Work

  • [ ] Yes - complete below

Hot Work Requirements

  • [ ] Separate hot work permit completed
  • [ ] Fire watch designated: _________________
  • [ ] Fire extinguisher within 10 feet
  • [ ] Combustibles removed or protected
  • [ ] Ventilation adequate for fumes
  • [ ] LEL monitoring continuous during hot work
  • [ ] 30-minute fire watch after work complete
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Section 11: Pre-Entry Verification Checklist

  • [ ] Atmospheric testing completed - results acceptable
  • [ ] Ventilation established (if required)
  • [ ] All energy sources locked out
  • [ ] Required PPE available and inspected
  • [ ] Rescue equipment in place
  • [ ] Communication system tested
  • [ ] Attendant briefed and in position
  • [ ] Entrants briefed on hazards and procedures
  • [ ] Emergency procedures reviewed
  • [ ] This permit posted at entry point
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Section 12: Authorization

Entry Authorized

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Section 13: Entry Log

Entrant NameTime InTime OutAttendant Initials
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Section 14: Permit Closure

Reason for Closure

  • [ ] Work completed
  • [ ] Shift change
  • [ ] Conditions changed (new hazards, weather, etc.)
  • [ ] Emergency evacuation
  • [ ] Permit time expired
  • [ ] Other: _________________

Closure Verification

  • [ ] All entrants have exited the space
  • [ ] All equipment removed
  • [ ] Space secured against unauthorized entry
  • [ ] Lockout/tagout removed (if applicable)
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Section 15: Incident Documentation

  • [ ] Yes - describe below
_____________________________________________________________________________

_____________________________________________________________________________

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Amendment Section

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Important Reminders

Entry Supervisor Responsibilities

  • Verify all conditions of this permit are met
  • Authorize entry only when safe
  • Terminate entry if conditions change
  • Cancel permit when work is complete

Attendant Responsibilities

  • Remain at entry point at all times
  • Maintain communication with entrants
  • Monitor conditions for changes
  • Order evacuation if conditions deteriorate
  • Summon rescue services if needed
  • NEVER enter the space for rescue

Entrant Responsibilities

  • Understand all hazards
  • Use required PPE properly
  • Maintain communication with attendant
  • Exit immediately when ordered
  • Exit if you detect warning signs

Warning Signs - Exit Immediately

  • Unusual odors
  • Dizziness or disorientation
  • Difficulty breathing
  • Irritation (eyes, nose, throat)
  • Headache or nausea
  • Alarm from gas monitor
  • Order from attendant
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Emergency Phone Numbers

ServiceNumber
911911
Poison Control1-800-222-1222
Local Fire Department
Ranch Emergency Contact
Equipment/Rescue Service
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Permit Filing Instructions

  • Complete all sections before entry
  • Post this permit at the entry point during entry
  • Close permit properly when entry is complete
  • File completed permit for minimum of one year
  • Review permits periodically for patterns/improvements
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This permit helps ensure safety but does not guarantee it. Proper training, equipment, and judgment are essential for safe confined space entry.